Home / 76,957,010.20-106,202,393.16-43,916,601.52

Finding the Fourth Proportional to 76,957,010.20, 106,202,393.16 and 43,916,601.52

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Solution

The fourth proportional to 76,957,010.20, 106,202,393.16 and 43,916,601.52 is: 60,605,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,957,010.20 : 106,202,393.16 = 43,916,601.52 : x
  2. Step 2: Convert to fraction form
    76,957,010.20/106,202,393.16 = 43,916,601.52/x
  3. Step 3: Cross multiply
    76,957,010.20x = 106,202,393.16 × 43,916,601.52
  4. Step 4: Simplify right side
    76,957,010.20x = 4,664,048,180,878,094
  5. Step 5: Solve for x
    x = 4,664,048,180,878,094/76,957,010.20
  6. Step 6: Final answer
    x = 60,605,891.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.